/**
 * Witontek.com.
 * Copyright (c) 2012-2017 All Rights Reserved.
 */
package test.string;

/**
 * 
 * @author Long
 * @version $Id: Example.java, v 0.1 2017年1月22日 下午4:13:31  xiaolong.ma  Exp $
 */
public class Example {
    String str = new String("good");

    char[] ch  = { 'a', 'b', 'c' };

    public static void main(String args[]) {

        Example ex = new Example();

        ex.change(ex.str, ex.ch);
        //        ex.change(ex);

        System.out.print(ex.str + " and ");

        System.out.print(ex.ch);

    }

    public void change(String str, char ch[]) {

        str = "test ok";

        ch[0] = 'g';

    }

    public void change(Example ex) {

        ex.str = "test ok";

        ex.ch[0] = 'g';

    }
}
